Restore codebase deleted by bad auto-commit e4227cf

Commit e4227cf (a story creation auto-commit) erroneously deleted 175
files from master's tree, likely due to a race condition between
concurrent git operations. This commit re-adds all files from the
working directory.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/src/io/mod.rs

@@ -0,0 +1,6 @@
+pub mod fs;
+pub mod onboarding;
+pub mod search;
+pub mod shell;
+pub mod story_metadata;
+pub mod watcher;